{"id":356242,"date":"2024-03-10T13:11:26","date_gmt":"2024-03-10T13:11:26","guid":{"rendered":"\/forum\/forums\/topic\/numerical-fault-between-pyansys-and-mechanical-apdl-gui\/"},"modified":"2024-03-10T13:11:26","modified_gmt":"2024-03-10T13:11:26","slug":"numerical-fault-between-pyansys-and-mechanical-apdl-gui","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/numerical-fault-between-pyansys-and-mechanical-apdl-gui\/","title":{"rendered":"numerical fault between pyansys and Mechanical APDL GUI"},"content":{"rendered":"<p>i use ansys to solve structural problems. structure is simple , basically consist of several planes. I use pyansys to study differet input geometry&#8217;s influence to results. BUT i find numerical fault between pyansys and Mechanical APDL GUI. such as S1 (1st nodal principle stress ).&nbsp; i get S1 by code &#8220;mapdl.post_processing.nodal_principal_stress&#8221; in pyansys. i get S1 by order path &#8220;general postproc\/plot results\/ contour plot\/ nodal solu\/1st principlt stress&#8221; in Mechanical APDL GUI. these two S1 value are just different. need kind man to tell me the reason why they are different.<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/10-03-2024-1710076257-1.png\" alt=\"\"><\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/10-03-2024-1710076281-2.png\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-356242","topic","type-topic","status-closed","hentry","topic-tag-pyansys-1"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["336639","18229"],"_bbp_author_ip":["23.52.43.10"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["185"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["356242"],"_bbp_forum_id":["27796"],"_bbp_engagement":["18229","336639"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["356400"],"_bbp_last_active_id":["356400"],"_bbp_last_active_time":["2024-03-11 14:52:32"]},"test":"1627380717qq-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/356242","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/356242\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=356242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}